I have a ionic3 app that contain a lot of images for display, and I discover a huge data usage problem. So I had search a solution for reduce the data usage. I have find this plugin https://www.npmjs.com/package/ionic-image-loader , but not working in iOS, and many peoples said it is because WKwebvi…

Use a Service Worker: https://robferguson.org/blog/2018/04/16/0ptimising-the-performance-of-an-ionic-pwa-part-1/

I am using img tag and each image is a URL and render the image in the app, how the service worker help to reduce the data consumption of data plan of mobile?

[image] Nulra: How can I cache the image in ionic3 ngsw-config.json Now we’re ready to create our service worker configuration file: ... "urls": [ "https://fonts.googleapis.com/**" ] ... Use a Service Worker: https://robferguson.org/blog/2018/04/16/0ptimising-the-perfo…

This is the part where I’m bit confused. Can I fully utilize a service worker inside Cordova built “native” app on iOS? … as regarding to the original request from @Nulra

[image] adyba: Can I fully utilize a service worker inside Cordova built “native” app No, but then again @Nulra didn’t mention ‘Cordova’ or ‘Hybrid Mobile App’ in his post.

sorry, I am doing a hybrid mobile app.

So the loop is closed. The link @robinyo provided points out the npm package that presumably doesn’t work in iOS which was the very root of this thread :wink:

How can I cache the image in ionic3

Ionic Framework ionic-v3

robinyo May 7, 2018, 7:54am 8

Then your best bet at this point is: Cache Image for Offline Use

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How can I cache the image in ionic3

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